Telephone Headset RJ9 with Microphone Noise Cancelling, Landline Phone Work for Polycom VVX410 VVX411 Plantronics Avaya 1408 Mitel 5312 ShoreTel BT Converse NEC Office Desk Phones, Clear Calls

RJ9 TELEPHONE HEADSET (NOT for Mobile Phones/PCs): Corded Landline Phone headsets work for Some Specific Phone Models from Polycom VVX300 VVX310 VVX311 VVX330 VVX400 VVX410 VVX411 Mitel 8528 8520 5320 5324 5330 5340 MiVoice ShoreTel InterTel AVAYA Aastra NEC BT Converse Alcatel Lucent Snom 300. Pls Check COMPATIBLE PHONE LIST IN DESCRIPTION. CRYSTAL CLEAR CALLS: Mono telephone headphone offers natural listening experience, Noise-cancelling microphone to reduce background noise, Wideband Audio delivers clearer conversations, while Acoustic Shock Protection Circuit protects your hearing. ALL DAY COMFORT: This lightweight RJ11 office phone headset with high quality and soft leatherette ear cushion, provides an ultra-lightweight fit. Adjustable and bendy headband to fit all head sizes, and keep the head comfortable. ULTRA DURABLE: Precision Design, High-quality Plastics, uni-body headband construction and flexible boom microphone make this Call Center Headset sturdier and more durable. Volume control and mute button built-in. 2-YEAR WARRANTY: 45 days money back & 24-month worry-free for telephone headsets. Ideal for Call Center, Office and Home, Business, Telemarketing, Customer Services, Consulting, Conference Calls. ONLY works for some specific phones with RJ9 jack listed in description. NOT for Smartphones and Computers. For other phones, please contact us for Compatibility Guide.